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Author Question: The sample size that guarantees all estimates of proportions will meet the margin of error ... (Read 77 times)

eruditmonkey@yahoo.com

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  • Posts: 546
on: Jun 24, 2018
The sample size that guarantees all estimates of proportions will meet the margin of error requirements is computed using a planning value of p equal to _____.
 a. .01
  b. .50
  c. .51
  d. .99

Question 2

Suppose x is a normally distributed random variable with a mean of 8 and a standard deviation of 4 . The probability that x is between 1.48 and 15.56 is _____.
 a. .0222
  b. .4190
  c. .5222
  d. .9190


Yixagurpuldink

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  • Posts: 341
Reply #1 on: Jun 24, 2018
Answer to Question 1

b

Answer to Question 2

d


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